Discusses how the metric system of measurement was developed and provides tables of unit conversions within the metric system, within the Imperial system, and between the two systems.

The Center for Mathematics and Science Education at the University of North Carolina at Chapel Hill provides an interesting and easy-to-use dictionary of the history and meaning of many measurement terms. Metric, International, and...

This resource allows students to practice converting metric or customary units of volume. Students are able to select parameters that include metric or customary units and difficulty level. There are ten problems with instant feedback...

Scroll down to the bottom of the page to view a table which lists measurement conversions for area.

Restaurant manager Tad Peelen explains how he uses math in his work in this video from KAET. In the accompanying classroom activity, students complete an activity involving one aspect of math that Mr. Peleen mentions: determining...

Look to this site for many important numbers and conversion factors used between the metric system and the customary system, such as speed of light, body temperature, distance from sun to earth, plus more.